From Sung dynasty, court-case fiction was taken as a story that describe a wise judge’s judgement. In Qing dynasty, some similar story like "Shi Gong-An" was written unceasingly. From middle-Qing period, "San-Xia Wu-Yi " and "Peng Gong-An" were made. As a popular genre, numerous sequences are published. However, until late-Qing period(A. D. 1895), this silver age was replaced by another kind of fiction which criticize the judicial reality. These kind of court-case and detective fictions review the old legal system and introduce the new western legal system and contained the "modernity" meaning. This present paper attempts to depict the modernity of court-case and detective fictions and dramas of late-Qing period.